Cleaning The Moisture Sensors; Cleaning The Lint Filter Area; Maintenance Of Drain Hose - Bosch WTG86400UC Use And Care Manual / Installation Instructions

Rinse the heat exchanger and the cap on all sides with
7.
a jet of water to completely remove all of the lint and
fluff.
Remove all lint and fluff from the seals on the dryer
8.
and heat exchanger.
Allow the cap and the heat exchanger to dry fully.
9.
First insert the heat exchanger, then the cap.
10.
Turn back both locking levers.
11.
Close the maintanance flap until it locks into position.
12.
Look in the Troubleshooting table to reset the
13.
maintenance indication.
~ Troubleshooting; Page 29

Cleaning the moisture sensors

Occasionally the moisture sensors have to be cleaned
because a fine layer of transparent buildup is deposited
on the sensors.
28
To clean the moisture sensors:
Open the door.
1.
The deposit on the sensors can easily be removed by
2.
wiping the sensors (the two bars next to the lint filter)
with a cloth and a little white vinegar.
NOTICE: Use white vinegar only!
Clean the moisture sensors once a month.

Cleaning the lint filter area

Over time, lint from the drying process collects in the lint
filter area.
This lint can be easily removed using a vacuum cleaner.

Maintenance of drain hose

If DR indicator lights up check the drain hose for kinks,
restrictions or blockage.
NOTICE: If DR indicator still lights up after the
maintenance, you should contact customer service or
your local dealer.